div#bandeau {
	width: 100%;
	height: 50px;
	background-color: #00CCFF;
}

div#contenu {
	padding-top : 20px;
	width: 100%;
	height: 600px;
}

div#piedpage {
	padding-bottom : 20px;
	width: 100%;
	height: 50px;
	background-color: #33FF99;
	float:  bottom;
}

div#menu {
	float: left;
	width: 20%;
	height: 100%;
	background-color: #FF6699;
}